<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <div class="main">
        <ul style="height: 3rem">
            <li style="width:3rem;height: 3rem;float:left">
                    <img  style="width:3rem;height: 3rem;" src="http://image2.suning.cn/uimg/cms/img/165710989476671143.png?from=mobile" />
                 </li>
            <li style="width:3rem;height: 3rem;float:left">
                <img  style="width:3rem;height: 3rem;" src="http://image2.suning.cn/uimg/cms/img/165710989476671143.png?from=mobile" />

            </li>
        </ul>
    </div>
</body>
<style>
    body{
        margin: 0px;
        padding: 0px;
    }
    
    ul{
        list-style: none;

    }

     @media screen and (min-width: 320px){
        html{
            font-size: 21.33rem;
        }
    }
    @media screen and (min-width: 360px){
        html{
            font-size: 24rem;
        }
    }
    @media screen and (min-width: 375px){
        html{
            font-size: 25rem;
        }
    }
    @media screen and (min-width: 768px){
        html{
            font-size: 51.2rem;
        }
    } 
    .t{
        font-size: 1rem;
    }
</style>
</html>